import requests
import re
username = input("请输入要查询的账号：\r\n")
website = input("请输入要查询的网站：\r\n")
r = requests.post("http://"+website,data={"user":username,"pass":"333"})
res = r.text
if re.findall("wrong password",res):
    print("你在这个网站有账号")
if re.findall("wrong username",res):
    print("你在这个网站没有账号")